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5 speed swap

  1. 4 to 5 Speed Auto Swap ?

    1Gen-Tundra
    I have an 03 4.7 Tundra 4 speed, 120k miles. I'm thinking about swapping a 5 speed automatic from an 05-06 into my 03. I've done alot of searching and couldn't find very much information about it. I do know that the 5 speed has better gear ratios, especially 1st to 2nd, and is more efficient...
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